1 /*
2  * Copyright (c) 2014 Wind River Systems, Inc.
3  *
4  * SPDX-License-Identifier: Apache-2.0
5  */
6 
7 /**
8  * @file
9  * @brief ARCv2 auxiliary registers definitions
10  *
11  *
12  * Definitions for auxiliary registers.
13  */
14 
15 #ifndef ZEPHYR_INCLUDE_ARCH_ARC_V2_AUX_REGS_H_
16 #define ZEPHYR_INCLUDE_ARCH_ARC_V2_AUX_REGS_H_
17 
18 #include <zephyr/sys/util_macro.h>
19 
20 #define _ARC_V2_LP_START 0x002
21 #define _ARC_V2_LP_END 0x003
22 #define _ARC_V2_IDENTITY 0x004
23 #define _ARC_V2_SEC_STAT 0x09
24 #define _ARC_V2_STATUS32 0x00a
25 #define _ARC_V2_STATUS32_P0 0x00b
26 #define _ARC_V2_USER_SP	0x00d
27 #define _ARC_V2_AUX_IRQ_CTRL 0x00e
28 #define _ARC_V2_IC_IVIC 0x010
29 #define _ARC_V2_IC_CTRL 0x011
30 #define _ARC_V2_IC_LIL 0x013
31 #define _ARC_V2_IC_IVIL 0x019
32 #define _ARC_V2_IC_DATA 0x01d
33 #define _ARC_V2_TMR0_COUNT 0x021
34 #define _ARC_V2_TMR0_CONTROL 0x022
35 #define _ARC_V2_TMR0_LIMIT 0x023
36 #define _ARC_V2_IRQ_VECT_BASE    0x025
37 #define _ARC_V2_IRQ_VECT_BASE_S 0x26
38 #define _ARC_V2_KERNEL_SP 0x38
39 #define _ARC_V2_SEC_U_SP 0x39
40 #define _ARC_V2_SEC_K_SP 0x3a
41 #define _ARC_V2_AUX_IRQ_ACT 0x043
42 #define _ARC_V2_DC_IVDC 0x047
43 #define _ARC_V2_DC_CTRL 0x048
44 #define _ARC_V2_DC_LDL 0x049
45 #define _ARC_V2_DC_IVDL 0x04a
46 #define _ARC_V2_DC_FLSH 0x04b
47 #define _ARC_V2_DC_FLDL 0x04c
48 #define _ARC_V2_EA_BUILD 0x065
49 #define _ARC_V2_VECBASE_AC_BUILD 0x068
50 #define _ARC_V2_FP_BUILD 0x06b
51 #define _ARC_V2_DPFP_BUILD 0x06c
52 #define _ARC_V2_MPU_BUILD 0x06d
53 #define _ARC_V2_RF_BUILD 0x06e
54 #define _ARC_V2_MMU_BUILD 0x06f
55 #define _ARC_V2_VECBASE_BUILD 0x071
56 #define _ARC_V2_D_CACHE_BUILD 0x072
57 #define _ARC_V2_DCCM_BUILD 0x074
58 #define _ARC_V2_TIMER_BUILD 0x075
59 #define _ARC_V2_AP_BUILD 0x076
60 #define _ARC_V2_I_CACHE_BUILD 0x077
61 #define _ARC_V2_ICCM_BUILD 0x078
62 #define _ARC_V2_MULTIPLY_BUILD 0x07b
63 #define _ARC_V2_SWAP_BUILD 0x07c
64 #define _ARC_V2_NORM_BUILD 0x07d
65 #define _ARC_V2_MINMAX_BUILD 0x07e
66 #define _ARC_V2_BARREL_BUILD 0x07f
67 #define _ARC_V2_ISA_CONFIG 0x0c1
68 #define _ARC_V2_SEP_BUILD 0x0c7
69 #define _ARC_V2_LPB_BUILD 0x0e9
70 #define _ARC_V2_LPB_CTRL 0x488
71 #define _ARC_V2_IRQ_BUILD 0x0f3
72 #define _ARC_V2_PCT_BUILD 0x0f5
73 #define _ARC_V2_CC_BUILD 0x0f6
74 #define _ARC_V2_TMR1_COUNT 0x100
75 #define _ARC_V2_TMR1_CONTROL 0x101
76 #define _ARC_V2_TMR1_LIMIT 0x102
77 #define _ARC_V2_S_TMR0_COUNT 0x106
78 #define _ARC_V2_S_TMR0_CONTROL 0x107
79 #define _ARC_V2_S_TMR0_LIMIT 0x108
80 #define _ARC_V2_S_TMR1_COUNT 0x109
81 #define _ARC_V2_S_TMR1_CONTROL 0x10a
82 #define _ARC_V2_S_TMR1_LIMIT 0x10b
83 #define _ARC_V2_IRQ_PRIO_PEND 0x200
84 #define _ARC_V2_AUX_IRQ_HINT 0x201
85 #define _ARC_V2_IRQ_PRIORITY 0x206
86 #define _ARC_V2_USTACK_TOP 0x260
87 #define _ARC_V2_USTACK_BASE 0x261
88 #define _ARC_V2_S_USTACK_TOP 0x262
89 #define _ARC_V2_S_USTACK_BASE 0x263
90 #define _ARC_V2_KSTACK_TOP 0x264
91 #define _ARC_V2_KSTACK_BASE 0x265
92 #define _ARC_V2_S_KSTACK_TOP 0x266
93 #define _ARC_V2_S_KSTACK_BASE 0x267
94 #define _ARC_V2_NSC_TABLE_TOP 0x268
95 #define _ARC_V2_NSC_TABLE_BASE 0x269
96 #define _ARC_V2_JLI_BASE 0x290
97 #define _ARC_V2_LDI_BASE 0x291
98 #define _ARC_V2_EI_BASE 0x292
99 #define _ARC_V2_ERET 0x400
100 #define _ARC_V2_ERSTATUS 0x402
101 #define _ARC_V2_ECR 0x403
102 #define _ARC_V2_EFA 0x404
103 #define _ARC_V2_ERSEC_STAT 0x406
104 #define _ARC_V2_ICAUSE 0x40a
105 #define _ARC_V2_IRQ_SELECT 0x40b
106 #define _ARC_V2_IRQ_ENABLE 0x40c
107 #define _ARC_V2_IRQ_TRIGGER 0x40d
108 #define _ARC_V2_IRQ_STATUS 0x40f
109 #define _ARC_V2_IRQ_PULSE_CANCEL 0x415
110 #define _ARC_V2_IRQ_PENDING 0x416
111 #define _ARC_V2_FPU_CTRL 0x300
112 #define _ARC_V2_FPU_STATUS 0x301
113 #define _ARC_V2_FPU_DPFP1L 0x302
114 #define _ARC_V2_FPU_DPFP1H 0x303
115 #define _ARC_V2_FPU_DPFP2L 0x304
116 #define _ARC_V2_FPU_DPFP2H 0x305
117 #define _ARC_V2_MPU_EN 0x409
118 #define _ARC_V2_MPU_RDB0 0x422
119 #define _ARC_V2_MPU_RDP0 0x423
120 #define _ARC_V2_MPU_INDEX 0x448
121 #define _ARC_V2_MPU_RSTART 0x449
122 #define _ARC_V2_MPU_REND 0x44A
123 #define _ARC_V2_MPU_RPER 0x44B
124 #define _ARC_V2_MPU_PROBE 0x44C
125 #define _ARC_V2_ACC0_GHI 0x583
126 #define _ARC_V2_ACC0_HI 0x582
127 #define _ARC_V2_ACC0_GLO 0x581
128 #define _ARC_V2_ACC0_LO 0x580
129 #define _ARC_V2_DSP_BUILD 0x7A
130 #define _ARC_V2_DSP_CTRL 0x59f
131 #define _ARC_V2_DSP_BFLY0 0x598
132 #define _ARC_V2_DSP_FFT_CTRL 0x59e
133 #define _ARC_V2_AGU_BUILD 0xcc
134 #define _ARC_V2_AGU_AP0 0x5c0
135 #define _ARC_V2_AGU_AP1 0x5c1
136 #define _ARC_V2_AGU_AP2 0x5c2
137 #define _ARC_V2_AGU_AP3 0x5c3
138 #define _ARC_V2_AGU_AP4 0x5c4
139 #define _ARC_V2_AGU_AP5 0x5c5
140 #define _ARC_V2_AGU_AP6 0x5c6
141 #define _ARC_V2_AGU_AP7 0x5c7
142 #define _ARC_V2_AGU_AP8 0x5c8
143 #define _ARC_V2_AGU_AP9 0x5c9
144 #define _ARC_V2_AGU_AP10 0x5ca
145 #define _ARC_V2_AGU_AP11 0x5cb
146 #define _ARC_V2_AGU_OS0 0x5d0
147 #define _ARC_V2_AGU_OS1 0x5d1
148 #define _ARC_V2_AGU_OS2 0x5d2
149 #define _ARC_V2_AGU_OS3 0x5d3
150 #define _ARC_V2_AGU_OS4 0x5d4
151 #define _ARC_V2_AGU_OS5 0x5d5
152 #define _ARC_V2_AGU_OS6 0x5d6
153 #define _ARC_V2_AGU_OS7 0x5d7
154 #define _ARC_V2_AGU_MOD0 0x5e0
155 #define _ARC_V2_AGU_MOD1 0x5e1
156 #define _ARC_V2_AGU_MOD2 0x5e2
157 #define _ARC_V2_AGU_MOD3 0x5e3
158 #define _ARC_V2_AGU_MOD4 0x5e4
159 #define _ARC_V2_AGU_MOD5 0x5e5
160 #define _ARC_V2_AGU_MOD6 0x5e6
161 #define _ARC_V2_AGU_MOD7 0x5e7
162 #define _ARC_V2_AGU_MOD8 0x5e8
163 #define _ARC_V2_AGU_MOD9 0x5e9
164 #define _ARC_V2_AGU_MOD10 0x5ea
165 #define _ARC_V2_AGU_MOD11 0x5eb
166 #define _ARC_V2_AGU_MOD12 0x5ec
167 #define _ARC_V2_AGU_MOD13 0x5ed
168 #define _ARC_V2_AGU_MOD14 0x5ee
169 #define _ARC_V2_AGU_MOD15 0x5ef
170 #define _ARC_V2_AGU_MOD16 0x5f0
171 #define _ARC_V2_AGU_MOD17 0x5f1
172 #define _ARC_V2_AGU_MOD18 0x5f2
173 #define _ARC_V2_AGU_MOD19 0x5f3
174 #define _ARC_V2_AGU_MOD20 0x5f4
175 #define _ARC_V2_AGU_MOD21 0x5f5
176 #define _ARC_V2_AGU_MOD22 0x5f6
177 #define _ARC_V2_AGU_MOD23 0x5f7
178 #define _ARC_HW_PF_BUILD 0xf70
179 #define _ARC_HW_PF_CTRL 0x4f
180 
181 /* _ARC_HW_PF_CTRL bits */
182 #define _ARC_HW_PF_CTRL_ENABLE BIT(0)
183 
184 /* STATUS32/STATUS32_P0 bits */
185 #define _ARC_V2_STATUS32_H (1 << 0)
186 #define Z_ARC_V2_STATUS32_E(x) ((x) << 1)
187 #define _ARC_V2_STATUS32_AE_BIT 5
188 #define _ARC_V2_STATUS32_AE (1 << _ARC_V2_STATUS32_AE_BIT)
189 #define _ARC_V2_STATUS32_DE (1 << 6)
190 #define _ARC_V2_STATUS32_U_BIT 7
191 #define _ARC_V2_STATUS32_U (1 << _ARC_V2_STATUS32_U_BIT)
192 #define _ARC_V2_STATUS32_V (1 << 8)
193 #define _ARC_V2_STATUS32_C (1 << 9)
194 #define _ARC_V2_STATUS32_N (1 << 10)
195 #define _ARC_V2_STATUS32_Z (1 << 11)
196 #define _ARC_V2_STATUS32_L (1 << 12)
197 #define _ARC_V2_STATUS32_DZ_BIT 13
198 #define _ARC_V2_STATUS32_DZ (1 << _ARC_V2_STATUS32_DZ_BIT)
199 #define _ARC_V2_STATUS32_SC_BIT 14
200 #define _ARC_V2_STATUS32_SC (1 << _ARC_V2_STATUS32_SC_BIT)
201 #define _ARC_V2_STATUS32_ES (1 << 15)
202 #define _ARC_V2_STATUS32_RB(x) ((x) << 16)
203 #define _ARC_V2_STATUS32_AD_BIT 19
204 #define _ARC_V2_STATUS32_AD (1 << _ARC_V2_STATUS32_AD_BIT)
205 #define _ARC_V2_STATUS32_US_BIT 20
206 #define _ARC_V2_STATUS32_US (1 << _ARC_V2_STATUS32_US_BIT)
207 #define _ARC_V2_STATUS32_S_BIT 21
208 #define _ARC_V2_STATUS32_S (1 << _ARC_V2_STATUS32_US_BIT)
209 #define _ARC_V2_STATUS32_IE (1 << 31)
210 
211 /* SEC_STAT bits */
212 #define _ARC_V2_SEC_STAT_SSC_BIT 0
213 #define _ARC_V2_SEC_STAT_SSC (1 << _ARC_V2_SEC_STAT_SSC_BIT)
214 #define _ARC_V2_SEC_STAT_NSRT_BIT 1
215 #define _ARC_V2_SEC_STAT_NSRT (1 << _ARC_V2_SEC_STAT_NSRT_BIT)
216 #define _ARC_V2_SEC_STAT_NSRU_BIT 2
217 #define _ARC_V2_SEC_STAT_NSRU (1 << _ARC_V2_SEC_STAT_NSRU_BIT)
218 #define _ARC_V2_SEC_STAT_IRM_BIT 3
219 #define _ARC_V2_SEC_STAT_IRM (1 << _ARC_V2_SEC_STAT_IRM_BIT)
220 #define _ARC_V2_SEC_STAT_SUE_BIT 4
221 #define _ARC_V2_SEC_STAT_SUE (1 << _ARC_V2_SEC_STAT_SUE_BIT)
222 #define _ARC_V2_SEC_STAT_NIC_BIT 5
223 #define _ARC_V2_SEC_STAT_NIC (1 << _ARC_V2_SEC_STAT_NIC_BIT)
224 
225 /* interrupt related bits */
226 #define _ARC_V2_IRQ_PRIORITY_SECURE 0x100
227 
228 /* exception cause register masks */
229 #define Z_ARC_V2_ECR_VECTOR(X) ((X & 0xff0000) >> 16)
230 #define Z_ARC_V2_ECR_CODE(X) ((X & 0xff00) >> 8)
231 #define Z_ARC_V2_ECR_PARAMETER(X) (X & 0xff)
232 
233 #ifndef _ASMLANGUAGE
234 
235 #include <zephyr/types.h>
236 #if defined(__CCAC__)
237 
238 #define z_arc_v2_aux_reg_read(reg) _lr((volatile uint32_t)reg)
239 #define z_arc_v2_aux_reg_write(reg, val) \
240 	_sr((unsigned int)val, (volatile uint32_t)reg)
241 
242 #else /* ! __CCAC__ */
243 
244 #define z_arc_v2_aux_reg_read(reg) __builtin_arc_lr((volatile uint32_t)reg)
245 #define z_arc_v2_aux_reg_write(reg, val) \
246 	__builtin_arc_sr((unsigned int)val, (volatile uint32_t)reg)
247 
248 #endif /* __CCAC__ */
249 #endif /* _ASMLANGUAGE */
250 
251 #define z_arc_v2_core_id() \
252 	({                                               \
253 		unsigned int __ret;                      \
254 		__asm__ __volatile__("lr %0, [%1]\n" \
255 				     "xbfu %0, %0, 0xe8\n" \
256 				     : "=r"(__ret)       \
257 				     : "i"(_ARC_V2_IDENTITY));        \
258 		__ret;                                   \
259 	})
260 
261 #endif /* ZEPHYR_INCLUDE_ARCH_ARC_V2_AUX_REGS_H_ */
262